Home / 5,548.09-7,649.55-3,448.57

Finding the Fourth Proportional to 5,548.09, 7,649.55 and 3,448.57

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Solution

The fourth proportional to 5,548.09, 7,649.55 and 3,448.57 is: 4,754.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.09 : 7,649.55 = 3,448.57 : x
  2. Step 2: Convert to fraction form
    5,548.09/7,649.55 = 3,448.57/x
  3. Step 3: Cross multiply
    5,548.09x = 7,649.55 × 3,448.57
  4. Step 4: Simplify right side
    5,548.09x = 26,380,008.64
  5. Step 5: Solve for x
    x = 26,380,008.64/5,548.09
  6. Step 6: Final answer
    x = 4,754.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.